Threshold Gates – 2 of 3 with hysteresis
20/4/2014
CE-653 - Indicating Logic
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}
}Hysteresis means Sequential
}
}Threshold 23 gate switches:
}high when 2 of 3 inputs are high
}low when all 3 inputs are low
}
}
}
}
}Boolean Function Format:
}z = ab + ac + bc + z(a + b + c)
a
b
b
b
c
c
a
a
z
c